C18C16 Fatty Alcohol Ethoxylates AT3-AT100 CAS68439-49-6
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C16~18 fatty alcohol polyoxyethylene ether Ceteareth CAS 68439-49-6
1. General
Chemical Name: C16~18 fatty alcohol polyoxyethylene ether
Synonyms: Alcohols, C16-18, ethoxylated; C16-18-Alkylalcohol, ethoxylated; Cremophor A25 ; Peregal.
Molecular Formula: C16~18H33~37O.(C2H4O)n
CAS No.: 68439-49-6
| Type | Appearance | Colour | Hydroxyl value | Cloud point (℃) | PH |
| (25℃) | (Pt-Co) | mgKOH/g | (1% aque. solu.) | (1% aque. solu.) | |
| Ceteareth 3 | White paste | ≤40 | 141~149 | —— | 5.0~7.0 |
| Ceteareth 5 | White paste | ≤40 | 111~119 | —— | 5.0~7.0 |
| Ceteareth 8 | White paste | ≤40 | 89~95 | —— | 5.0~7.0 |
| Ceteareth 9 | White paste | ≤40 | 83~89 | —— | 5.0~7.0 |
| Ceteareth 10 | White paste | ≤40 | 78~84 | 72~76 | 5.0~7.0 |
| Ceteareth 15 | White solid | ≤40 | 59~64 | 81~85*(5%NaCl) | 5.0~7.0 |
| Ceteareth 20 | White solid | ≤40 | 47~52 | 88~91*(5%NaCl) | 5.0~7.0 |
| Ceteareth 25 | White flake | ≤40 | 39~44 | 91~96*(5%NaCl) | 5.0~7.0 |
| Ceteareth 30 | White flake | ≤40 | 34~38 | ＞100 | 5.0~7.0 |
| Test Method | —— | ISO 2211 | GB/T 7384 | GB/T 5559 | ISO 4316 |
